CREAMS AND GELS

Semisolid preparations containing one or more medicinal agent dissolved or dispersed in either W/O or O/W emulsion.

CREAMS

viscous liquid or semi-solid emulsions of either the oil or water or water in oil type.

yes u just fucking repeated that shit ITS CREAMS

easier to spread and easier to remove

For external use only

ITS CREAMS BRUH

CREAMS

Advantage over ointment: (2)

better spreadability, washable

CREAMS USE (3)

For topical, rectal, and vaginal

CREAMS COMPONENTS (5)

+ • Aqueous solution

+ • Oleaginous portion

+ • Emulsifying agent

+ • Humectant

+ • Preservatives

CREAMS (2)

O/W

W/O

(contain large percentage of water; after application, the water evaporates leaving a thin residue film of stearic acid)

O/W creams

O/W creams (contain large percentage of water; after application, the water evaporates leaving a thin residue film of ___ acid)

stearic

O/W creams (4)

Shaving ,

Hand ,

Foundation

Vanishing

W/O creams (2)

Cold cream (Petrolatum Rose Water Ointment),

Emollient cream

o/w emulsion contains large % of water and humectant

Vanishing Creams:

Vanishing Creams: o/w emulsion contains large % of water and humectant (2)

propylene glycol, PEG

Vanishing Creams Has an excess ____ acid that forms a thin film when water evaporates

stearic

Vanishing Creams components (4)

white wax, spermaceti and almond oil or mineral oil

more stable cold cream

MINERAL OIL

better emollient base

ALMOND OIL

CREAMS

Preparations (2)

Cold Cream/Petrolatum Rose water ointment:

rose water ointment/Galen’s cerate

rose water ointment/Galen’s cerate: with ___ oil

almond

Cold Cream/Petrolatum Rose water ointment: ____ emulsion; ____ oil (less rancid); white wax; spermaceti/cetyl esters wax + _____

w/o, mineral, Na borate

SEE TABLE NIGGA

REST FOR 5 MINS MOVE ON SA PASTES

Semi-solid preparation intended for application to the skin

PASTES

+ concentrates of absorptive powders dispersed in petrolatum or hydrophilic petrolatum

PASTES

They are stiff to the point of dryness and are often used in the treatment of _____ where they act to absorb serous secretions

oozing lesions, PASTES

: very stiff and impenetrable: remains in place after application, effectively employed to absorb serous secretions

PASTES

not suitable to be applied in hairy parts of the body

uhhuh fucking paste ANDAMING DEFINITION PUTA

3 Methods Used in the Preparation and Compounding (3)

Levigation

Mixing

Trituration

used to render the paste in a smooth phase

Levigation

reduce the particle size

Trituration

combination of levigation and trituration methods

Mixing

paste is triturated to reduce the particle size by the use of a mortar & pestle

Levigation

Levigation

+ ~ presence of (2)

mineral oil and glycerin

PASTES PACKAGING (2)

Jars

Tubes

provides greater protection against external contamination and environmental conditions than jars

Tubes

~ used for light-sensitive products

~ other: clear, made of glass and plastic

Jars

JARS OF PASTES

Opaque

Jars colors in pastes (3)

porcelain white, dark green and amber in color

Tubes made of

aluminum or plastic

inexpensive

~ light-weight

PASTES STORAGE

store at a temperature not exceeding 30°C, must be protected from heat & light

PASTES USES (3)

a.Protectant

b.Absorbent

c.Vehicle for other medicinal preparation

ZINC OXIDE PASTE synonym

Lassar's Plain Zinc Paste

USES OF LASSARS PLAIN ZINC PASTE (2)

Astringent and Protectant

ZINC OXIDE PASTE

+ Syn: Lassar's Plain Zinc Paste

FORMULATION (3)

25% Zinc oxide, 25% starch, White petrolatum

LASSAR’S PASTE: ____ + ____

ZnO 98%, Salicylic acid 2%